35-year-old office lady, Haruko Kimura. By day, she works diligently as a company employee, and after ten years of marriage, she shares household and childcare duties equally with her husband. She has no intention of embracing the traditional housewife role and finds the idea of staying cooped up at home every day extremely painful. On days when work keeps her out late, she enjoys relationships with various men. She maintains an active sex life with her husband as well, stating it's "partly to camouflage my affairs." Today is her safe day—a special occasion—when she clearly demands, "I want you to cum inside me directly." Witness this extremely lustful married woman indulging in extramarital sex, every move captured in full detail without fast-forwarding. Pay close attention to her every action and expression.